Collister Limited is a specialist PAT Testing company serving the UK. We provide a simple, cost-effective solution, enabling all companies & organisations to comply with the Electricity at Work Regulations.

Each appliance is comprehensively tested to meet the exacting requirements of the IEE code of practice for In-Service Inspection and Testing of Electrical Equipment. We are able to test all portable appliances in your company including – IT equipment, microwaves, 415V & 110V power tools.

All electrical equipment to be tested has to be disconnected from the mains supply. In order to minimise the inconvenience that this can cause to a business or organisation we are able to provide a project schedule that can include ‘out of hours’ service.